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TO Caps (Transistor Outline)

Low-temperature glass soldering, Lead free TO caps

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GEM Optoelectronics offers a range of options including AR-coated flat windows, tilt windows, wedge windows, and ball lenses.

TO-46 CAN
TO52 Flat Window

Material:  Kovar / 4J50

             Glass / D263T

Size:  Φ 4.7 x 3.5 mm

AR Coating:

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T >99% @1250 ~1650 nm

T >99.5% @1480 ~1650 nm

 Leakage rate < 5X10   Pa·m3/s

-9

Surface quality：MIL-PRF-13830B                                          60/40

TO-52 Tilt  Window
TO52 Tilt window

Material:  Kovar / 4J50

                    Glass / D263T

Size:  Φ 5.38  x 3.4 mm 

Tilt Angle:  17°

AR Coating:

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T >99% @1500 ~1660 nm

 Leakage rate < 5X10   Pa·m3/s

-8

Surface quality：MIL-PRF-13830B                                          60/40

TO-52 Wedge Window
TO52 Wedge window

Material:  Kovar / 4J50

                   Glass / K9

Size:  Φ 5.4  x 3.7 mm 

Wedge Angle:  5.5°

AR Coating:

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T >99% @1500 ~1660 nm

 Leakage rate < 5X10   Pa·m3/s

Surface quality：MIL-PRF-13830B                                          60/40

TO Can φ6.25
TO Caps Φ6.25

Material:  Kovar / 4J50

             Glass / D263T

Size:  Φ 6.25 x 1.27 mm

AR Coating: T >99.5% @ 905±25nm 

 Leakage rate < 1X10   Pa·m3/s

-9

Surface quality：MIL-PRF-13830B                                          60/40

TO-26 Can
TO26 pacakging

Material:  Kovar / 4J50

                   Glass / D263T

Size:  Φ 26.2 x 4.4 mm

AR Coating: T >98% @ 1064nm 

 Leakage rate < 1X10   Pa·m3/s

-9

Surface quality：MIL-PRF-13830B                                          60/40

TO-68 Can
TO68 Caps

Material:  Kovar / 4J50

                  Glass / D263T

Size:  Φ 5.4 x 3.5 mm

AR Coating: T >99.5% @1310~1550 nm

 Leakage rate < 1X10   Pa·m3/s

-9

Surface quality：MIL-PRF-13830B                                          60/40

C Lens Can 
C lens TO Caps

Material:  Alloy 48 

                 Window: S-NPH2

Size:  Φ 5.33 x 6.54 mm

AR Coating: R < 0.1% @ 1525~1565nm

 Leakage rate < 1X10   Pa·m3/s

-9

Surface quality：MIL-PRF-13830B                                          60/40

TO18 Mini Can
TO8 mini Caps

Material:  Kovar / 4J50

                 Glass / D263T

Size:  Φ 3 x 2.6 mm

AR Coating: T >99.5% @1250~1550nm

 Leakage rate < 5X10   Pa·m3/s

-10

Surface quality：MIL-PRF-13830B                                          60/40

Ball Lens
Ball lens TO Packaging

Material:  Kovar / 4J50

                  Glass / D263T

Size:  Φ 4.2 x 3.7 mm

AR Coating: Tavg ≥ 99%@1310±50nm                           and 1550±50nm

 Leakage rate < 1X10   Pa·m3/s

-9

Surface quality：MIL-PRF-13830B                                          60/40

EWCP601 Can
Customized TO Caps

Material:  Kovar / 4J50

                 Glass / D263T

Size:  Φ 5.85 x 3.25 mm

AR Coating: T > 98% @ 1250 ~1650nm

 Leakage rate < 1X10   Pa·m3/s

-9

Surface quality：MIL-PRF-13830B                                          60/40

Aspherical Lens
Aspherical Lens
Aspherical Lens packaging

Material:  Kovar / 4J50

                 Window: D-ZK3

Size:  Φ 2.60 x 4.05 mm

AR Coating: T > 97% @ 1550 nm

 Leakage rate < 1X10   Pa·m3/s

-9

Surface quality：MIL-PRF-13830B                                          60/40

TO-52 Sapphire Window
TO52 Caps Sapphire window

Material:  Kovar / 4J50

                 Window: Sapphire 

Size:  Φ 5.40 x 3 mm

AR Coating: No coating

 Leakage rate < 1X10   Pa·m3/s

-8

Surface quality：MIL-PRF-13830B                                          60/40

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